Security Advisory

CVE-2023-20080

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2023-03-23 00:00:00

Last updated 2024-10-28 16:32:31

Assigner cisco

State PUBLISHED

Description

A vulnerability in the IPv6 DHCP version 6 (DHCPv6) relay and server features of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition. This vulnerability is due to insufficient validation of data boundaries. An attacker could exploit this vulnerability by sending crafted DHCPv6 messages to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly.

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